I brougt the phone form flipkart 1 year ago. The showing the heating problem. When ever I charge my phone within 10 minutes it starts heating. Speakers of the the phone are not so powerful. The audio quality is not good of the phone. Also camera is not up to the mark. camera shows blackness is photo. Somtimes phone also hangs the problem of gost mode is also there when we charge the phone. on the other hand biometric lock is showing very good performance. It is very useful for me to save my private files and documents.